39 lines
1007 B
C
39 lines
1007 B
C
|
/*
|
||
|
|
* arch/sh/drivers/pci/ops-snapgear.c
|
||
|
|
*
|
||
|
|
* Author: David McCullough <davidm@snapgear.com>
|
||
|
|
*
|
||
|
|
* Ported to new API by Paul Mundt <lethal@linux-sh.org>
|
||
|
|
*
|
||
|
|
* Highly leveraged from pci-bigsur.c, written by Dustin McIntire.
|
||
|
|
*
|
||
|
|
* May be copied or modified under the terms of the GNU General Public
|
||
|
|
* License. See linux/COPYING for more information.
|
||
|
|
*
|
||
|
|
* PCI initialization for the SnapGear boards
|
||
|
|
*/
|
||
|
|
#include <linux/kernel.h>
|
||
|
|
#include <linux/types.h>
|
||
|
|
#include <linux/init.h>
|
||
|
|
#include <linux/pci.h>
|
||
|
|
#include "pci-sh4.h"
|
||
|
|
|
||
|
|
int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
|
||
|
|
{
|
||
|
|
int irq = -1;
|
||
|
|
|
||
|
|
switch (slot) {
|
||
|
|
case 8: /* the PCI bridge */ break;
|
||
|
|
case 11: irq = 8; break; /* USB */
|
||
|
|
case 12: irq = 11; break; /* PCMCIA */
|
||
|
|
case 13: irq = 5; break; /* eth0 */
|
||
|
|
case 14: irq = 8; break; /* eth1 */
|
||
|
|
case 15: irq = 11; break; /* safenet (unused) */
|
||
|
|
}
|
||
|
|
|
||
|
|
printk("PCI: Mapping SnapGear IRQ for slot %d, pin %c to irq %d\n",
|
||
|
|
slot, pin - 1 + 'A', irq);
|
||
|
|
|
||
|
|
return irq;
|
||
|
|
}
|